Finding the Fourth Proportional to 3,324,461.62, 4,587,559.27 and 1,928,915.49
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Solution
The fourth proportional to 3,324,461.62, 4,587,559.27 and 1,928,915.49 is: 2,661,788.63
Step by Step Solution
- Step 1: Write the proportion equation
3,324,461.62 : 4,587,559.27 = 1,928,915.49 : x - Step 2: Convert to fraction form
3,324,461.62/4,587,559.27 = 1,928,915.49/x - Step 3: Cross multiply
3,324,461.62x = 4,587,559.27 × 1,928,915.49 - Step 4: Simplify right side
3,324,461.62x = 8,849,014,137,196.09 - Step 5: Solve for x
x = 8,849,014,137,196.09/3,324,461.62 - Step 6: Final answer
x = 2,661,788.63
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.